Claude Sonnet 5 (Xhigh) vs Kimi K2.7 Code
Which is better for the money: Claude Sonnet 5 (Xhigh) by Anthropic or Kimi K2.7 Code by Kimi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Claude Sonnet 5 (Xhigh) scores 8.6 points higher (34.4 vs 25.8) but costs 3.3× as much to run the benchmark ($3255 vs $993; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Sonnet 5 (Xhigh) when you need intelligence above 25.8, and Kimi K2.7 Code when 25.8 is enough.
| Metric | Claude Sonnet 5 (Xhigh) | Kimi K2.7 Code | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 34.4 | 25.8 | −25.0% Kimi K2.7 Code is 25.0% less intelligent |
| Total AA cost (lower is better) | $3,255.40 | $992.88 | −69.5% Kimi K2.7 Code is 69.5% cheaper |
| End-to-end time (lower is better) | 20.97s | 46.75s | +122.9% Kimi K2.7 Code is 122.9% slower |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.95 / $4.00 | |
| Input modalities | Text, Image | Text, Image, Video |
Kimi K2.7 Code vs Claude Sonnet 5 (Xhigh): 25.0% less intelligence, 69.5% less cost to run the AA benchmark, and 122.9% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Sonnet 5 (Xhigh) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
- Kimi K2.7 Code is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
Claude Sonnet 5 (Xhigh)Kimi K2.7 CodeToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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